973505243 has 8 divisors (see below), whose sum is σ = 989018112. Its totient is φ = 958021416.

The previous prime is 973505237. The next prime is 973505279. The reversal of 973505243 is 342505379.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 973505243 - 2⁴ = 973505227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 973505197 and 973505206.

It is not an unprimeable number, because it can be changed into a prime (973505213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66146 + ... + 79512.

It is an arithmetic number, because the mean of its divisors is an integer number (123627264).

Almost surely, 2^973505243 is an apocalyptic number.

973505243 is a deficient number, since it is larger than the sum of its proper divisors (15512869).

973505243 is a wasteful number, since it uses less digits than its factorization.

973505243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14521.

The product of its (nonzero) digits is 113400, while the sum is 38.

The square root of 973505243 is about 31201.0455433788. The cubic root of 973505243 is about 991.0892486867.

The spelling of 973505243 in words is "nine hundred seventy-three million, five hundred five thousand, two hundred forty-three".